Indeed, many complex species lost the war with microbes to become extinct.

My dream is to become a space archaeologist and to explore extinct planets.

To focus on how many species have become extinct, or will go extinct, obscures the fact that a large number of species have become greatly contracted in the range of their habitats, primarily due to human activity.

Dinosaurs are now extinct.

Every year, more species many of them not even named become threatened with extinction or go extinct.

Independent media are practically extinct.

Projections are that we could lose polar bears they could become extinct in the next 50 to 100 years.

The Muisca language is officially extinct.

For this reason, some colleagues and I have calculated the rate at which bird species became extinct in the recent past and the rate at which they will likely become extinct in the future.

Butterflies of this species are now extinct.

The dodo is an already extinct species.

The dodo is an already extinct species.

Volcanoes can be active, dormant, or extinct.

One goes extinct for the other to survive.

We added species that are probably extinct, too.

This custom became extinct a long time ago.

Dinosaurs became extinct a very long time ago.

This species of butterfly has already gone extinct.

That's a good number to go extinct, I think.

To focus on how many species have become extinct, or will go extinct, obscures the fact that a large number of species have become greatly contracted in the range of their habitats, primarily due to human activity. We appropriate land and resources for our purposes, release harmful wastes, and introduce alien species that displace natives.

Temperatures will rise, storms will intensify, the oceans will become more acidic, and species will go extinct in vast numbers as their habitats are destroyed.

The lack of vegetation will result in the loss of oxygen in the atmosphere, so animal life will become extinct within several million more years.

Looking around, leaders like this seem to be an extinct species.

We nearly went extinct. We were hanging on by our fingernails.

Extinct or endangered species are indicators of a much bigger problem.

Many animals that lived thousands of years ago are now extinct.

Most of the languages are endangered, and several are moribund or extinct.

The danger is not at all unprecedented. Species go extinct all the time.

It was during the ice age that the saber toothed tiger became extinct.

Today s bio diversity crisis is not just one of lost habitats and extinct species.

So I'll just give you my message up front Try not to go extinct.

Perhaps one day, researchers will come to Douma, in search of an extinct civilization.

It is said that every week, a language goes extinct somewhere in the world.

It is said that every week, a language goes extinct somewhere in the world.

Approximately 50 of all genera became extinct, including all of the non avian dinosaurs.

Recently it was pronounced extinct the first documented extinction of a primate since the 1700s.

Biological networks change, chemical balances change, species go extinct, ecosystems unravel, and new ones emerge.

Whale sharks are in danger of going extinct because of hunting, pollution, and habitat destruction.

Should report on the Birth Planning Department, it attempted to make the Han race go extinct .

90 to 95 of marine species became extinct, as well as 70 of all land organisms.

He couldn't match it up to any bones on the planet, and he said, Aha! It's extinct.

The phylum is typically divided into 9 or 10 taxonomic classes, of which two are entirely extinct.

Between the late nineteenth and early twentieth century, they became extinct in North Africa and Southwest Asia.

So to sum up, what have we learned from studying genomes of present day humans and extinct humans?

And there are 12 of them that everyone recognizes I mean the 12 primary dinosaurs that went extinct.